Synergy Holdings has become one of Euroseas' top shareholders after its Synergy Marine sold almost its entire fleet to the New York-listed owner.

Synergy Marine, a ship management firm controlled by Synergy Holdings chairman Andreas Papathomas, offloaded four boxhips for $40m, leaving it with one such vessel.

Synergy Holdings has acquired 4.22 million Euroseas shares at $0.71 each for a 10.4%